Title:
An adhered type optical film and an image display device
Document Type and Number:
Japanese Patent JP6004511
Kind Code:
B2
Abstract:
Provided is an adhesive optical film in which an adhesive layer is disposed on an optical film with an undercoat layer interposed therebetween. The adhesive layer is formed from an adhesive containing, as the base polymer, a block copolymer or graft copolymer comprising (meth)acrylic polymer (A) segments having a glass transition temperature of 0ºC or less and (meth)acrylic polymer (B) segments having a glass transition temperature of 40ºC or more. The undercoat layer contains polymers. The adhesive optical film has initial and long-term reworkability and durability.
Inventors:
Masakuni Fujita
Akiko Sugino
Fujiwara Arata
Masayuki Satake
Akiko Sugino
Fujiwara Arata
Masayuki Satake
Application Number:
JP2011009043A
Publication Date:
October 12, 2016
Filing Date:
January 19, 2011
Export Citation:
Assignee:
NITTO DENKO CORPORATION
International Classes:
G02B5/30; B32B27/30; C09J7/29; C09J133/00; C09J151/00; C09J153/00; G02F1/13363
Domestic Patent References:
| JP2008176270A | ||||
| JP20101415A |
Foreign References:
| WO2008065982A1 |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office